On Tuesday, August 28, 2018, Shaun Savage <sava...@taxnvote.org> wrote:

>  I want to dynamically return a column from a function.
>

Variable object identifiers requires executing dynamic SQL.  See:

https://www.postgresql.org/docs/10/static/plpgsql-statements.html#PLPGSQL-STATEMENTS-EXECUTING-DYN

David J.

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